Tracking & Privacy
How to Read Food Labels for Allergens
How allergen labelling works in the US, EU, UK and Australia/NZ, what a may contain warning really means, and the hidden names for milk, egg and wheat.
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Educational note: This article describes general information that many parents have found useful. It is not medical advice. Always consult your paediatrician about your baby's specific health needs before introducing new foods or interpreting symptoms. Read our full disclaimer.
In the first weeks of solids I stood in the supermarket aisle holding a yoghurt pot, reading the back of it three times and not really sure what I was looking for. Our paediatrician had told us to keep dairy in the rotation once our baby had tolerated it, and I did not want to introduce a second allergen by accident because it was hiding under a word I did not recognise. So I learned to read the packet properly. Which allergens matter most for your baby is a question for your own doctor.
Tracking meals and symptoms manually is harder than it sounds. Our app makes it quick, and stays completely private.
Scan with your iPhone camera to get the app.
Or open the App Store link →The app is iPhone only for now.
Tell me when it comes to AndroidThe Contains line and the words in bold
In the EU and the UK, the allergen has to be emphasised inside the ingredients list, usually bold, sometimes capitals or a different colour, so you read the list and look for the word that stands out (FSA allergen labelling guidance). Australia and New Zealand now ask for both: bold allergen names in the ingredients and a separate bold summary statement beginning with "Contains". That is Plain English Allergen Labelling, mandatory for newly labelled products since 25 February 2024, with older stock allowed on shelves until 25 February 2026, so both label styles are still out there.
We read the ingredients list first and the Contains line second. The summary is a shortcut, not a replacement for the list.
May contain is a factory statement, not a rule
Two things follow from that. Absence means nothing, because a packet with no precautionary statement has not been tested and cleared, it does not carry the sentence. And presence is a statement about the factory rather than the recipe, so the allergen is not a deliberate ingredient. FSANZ puts it plainly: these are voluntary statements made by suppliers and the Food Standards Code does not regulate them.
Whether a family avoids precautionary-labelled food is a medical decision, not a reading-comprehension one. Ours gave us a clear answer for our baby. Yours will have one for yours, and it may well be different.
The names that do not say milk, egg or wheat
The labelling rules are meant to catch these for you, so the bold word or the Contains line should still say milk or wheat, but reading past them is easy when the print is small and you are holding a baby with one arm. It matters most during an observation window, when the whole point is that exactly one new allergen is in play and a second one arriving through a snack bar ruins the read.
We kept the regional lists to hand while we shopped, including the UK list and what Natasha's Law changed and the Australian and New Zealand list.
Pouches and the suitable from 6 months mark
The front of the pack is marketing. The back is the label. We turned every pouch over, including ones we had bought before, because we were caught out once by two packets of the same brand and flavour with different ingredients after a recipe change. Reading the panel each time takes a few seconds and removes the guessing.
Organic, gluten-free and dairy-free claims are their own separate thing and do not tell you about the other allergens either. Only the ingredients panel and the Contains line do that.
What we did in the aisle
The second was logging the product properly: brand and variety, not just "yoghurt". When our baby had a mild flare after an afternoon snack, the first question our paediatrician asked was which one, and "the oaty bar" was not an answer she could use. Being able to say the brand, the flavour and the time turned it into a short conversation instead of a shrug.
We were not diagnosing anything ourselves. We were making sure the person who could diagnose it had something concrete to work from, which is the same reason we brought a written log to appointments rather than trying to remember two weeks of meals in the room.
Questions parents ask
What does may contain mean on baby food labels?
"May contain" wording is a voluntary statement about the factory, not the recipe, and it is not regulated in the United States, the EU, the UK, Australia or New Zealand. The manufacturer decides whether to print it and what words to use. A packet without it has not been tested and cleared, it simply does not carry the sentence. Whether your family avoids these foods is a question for your doctor.
Source: FDA: Food Allergen Labeling and Consumer Protection Act (FALCPA); FSANZ: allergen labelling; FSA: precautionary allergen labelling
What are other names for milk, egg and wheat on food labels?
Allergens often hide under other ingredient names. Casein, caseinate, whey and lactose are milk. Albumin and lysozyme are egg. Semolina, durum, spelt and couscous are wheat. Tahini and benne are sesame, and edamame and tofu are soy. The bold word or Contains line should still name the allergen, but small print is easy to misread, so it helps to know these during an observation window.
Source: FARE: milk allergy; FARE: egg allergy; FARE: wheat allergy; FARE: soy allergy; FARE: sesame allergy; FDA: Food Allergen Labeling and Consumer Protection Act (FALCPA); FSANZ: allergen labelling
Does suitable from 6 months mean a baby food pouch has no allergens?
No, "suitable from 6 months" on a baby food pouch is about texture, salt and sugar, not allergens. Plenty of pouches and baby snacks contain milk, wheat or soy, and some contain more than one allergen in the same pouch. We turned every pouch over and read the ingredients panel each time, because a recipe change once gave us two packets of the same brand and flavour with different ingredients.
What should I write down when logging baby food for allergies?
Log the exact product, not just the food: brand, variety and time, so "yoghurt" becomes a specific tub. When our baby had a mild flare after a snack, our paediatrician's first question was which one. We also photographed the ingredients panel before the packet went into the trolley, so the label still existed after the packaging was thrown away. That gave our doctor something concrete to work from.
Log the brand, not just the food
The reaction log records 10 symptom types, three severity levels and a timestamp against the exact product you entered, so a flare can be traced back to a specific packet. The PDF report puts that history in front of your paediatrician at the appointment. Set the region to US, EU/UK or AU/NZ and the app uses the matching allergen list.
Scan with your iPhone camera to get the app.
Or open the App Store link →The app is iPhone only for now.
Tell me when it comes to Android